🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.68 AU - 0.9 AU

Year: 265 Days

Day: 30.5 Hours

Environment

Temp: 118 °C

Axial Tilt: 2.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 95,004,528 km

• M1: 59,540 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.81 AU - 1.11 AU

Year: 354 Days

Day: 44.2 Hours

Environment

Temp: 30 °C

Axial Tilt: 35 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.76 AU - 3.14 AU

Year: 1909 Days

Day: 29.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,004,528 km

• M1: 888,312 km (0.119 R)

Asteroid Belt

Center: 4.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.6

Radius: 11.5

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5 AU - 6.64 AU

Year: 5289 Days

Day: 10 Hours

Environment

Temp: -149 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 95,004,528 km

• M1: 143,165 km (0.095 R)
• M2: 578,046 km (0.115 R)
• M3: 1,574,368 km (0.082 R)
• M4: 2,152,115 km (0.114 R)
• M5: 2,525,810 km (0.114 R)
• M6: 2,924,190 km (0.045 R)
• M7: 3,470,820 km (0.088 R)
• M8: 4,255,611 km (0.063 R)
• M9: 4,637,684 km (0.087 R)
• M10: 5,239,815 km (0.115 R)
• M11: 6,049,588 km (0.067 R)
• M12: 7,010,156 km (0.113 R)
• M13: 7,582,069 km (0.073 R)
• M14: 8,379,874 km (0.09 R)
• M15: 9,832,769 km (0.106 R)
• M16: 11,398,759 km (0.075 R)
• M17: 14,274,629 km (0.057 R)
• M18: 18,392,460 km (0.1 R)
• M19: 19,274,190 km (0.103 R)
• M20: 24,433,072 km (0.115 R)
• M21: 25,002,891 km (0.101 R)
• M22: 25,748,636 km (0.047 R)
• M23: 27,197,641 km (0.099 R)
• M24: 30,820,602 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.4

Radius: 8.7

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 7.35 AU - 8.59 AU

Year: 8476 Days

Day: 6.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,004,528 km

• M1: 108,458 km (0.04 R)
• M2: 434,133 km (0.096 R)
• M3: 1,327,232 km (0.116 R)
• M4: 1,814,473 km (0.112 R)
• M5: 2,416,754 km (0.12 R)
• M6: 3,445,688 km (0.118 R)
• M7: 3,888,348 km (0.039 R)
• M8: 4,211,629 km (0.061 R)
• M9: 5,715,686 km (0.104 R)
• M10: 6,725,172 km (0.113 R)
• M11: 8,191,979 km (0.097 R)
• M12: 12,937,074 km (0.106 R)
• M13: 14,563,502 km (0.082 R)
• M14: 16,995,066 km (0.048 R)
• M15: 19,187,423 km (0.068 R)
• M16: 19,497,539 km (0.117 R)
• M17: 20,576,738 km (0.047 R)
• M18: 21,032,563 km (0.062 R)
• M19: 22,646,574 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.1

Radius: 12.4

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.79 AU - 9.33 AU

Year: 8620 Days

Day: 8.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,004,528 km

• M1: 154,235 km (0.073 R)
• M2: 751,281 km (0.06 R)
• M3: 1,168,359 km (0.102 R)
• M4: 2,213,001 km (0.103 R)
• M5: 2,975,950 km (0.069 R)
• M6: 4,066,669 km (0.073 R)
• M7: 4,719,065 km (0.102 R)
• M8: 6,490,004 km (0.046 R)
• M9: 9,412,249 km (0.096 R)
• M10: 17,773,424 km (0.047 R)
• M11: 20,068,854 km (0.098 R)
• M12: 22,989,154 km (0.053 R)
• M13: 24,596,134 km (0.084 R)
• M14: 28,333,238 km (0.098 R)
• M15: 29,866,168 km (0.115 R)
• M16: 30,284,144 km (0.101 R)
• M17: 31,669,720 km (0.056 R)
• M18: 33,432,431 km (0.068 R)
• M19: 33,883,170 km (0.113 R)
• M20: 36,197,748 km (0.051 R)
• M21: 38,492,729 km (0.025 R)
• M22: 39,362,042 km (0.057 R)
• M23: 41,269,116 km (0.097 R)
• M24: 42,311,065 km (0.097 R)
• M25: 47,359,395 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 568.3

Radius: 4.8

Gravity: 24.67 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 14.94 AU - 22.6 AU

Year: 30635 Days

Day: 24.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,004,528 km

• M1: 59,839 km (0.042 R)
• M2: 211,831 km (0.09 R)
• M3: 752,926 km (0.109 R)
• M4: 1,141,133 km (0.03 R)
• M5: 5,435,788 km (0.077 R)
• M6: 10,691,610 km (0.048 R)
• M7: 13,564,338 km (0.084 R)
• M8: 15,260,628 km (0.088 R)
• M9: 15,429,225 km (0.071 R)
• M10: 18,873,567 km (0.084 R)
• M11: 24,485,132 km (0.088 R)
• M12: 26,254,426 km (0.1 R)
• M13: 32,347,398 km (0.095 R)
• M14: 39,003,456 km (0.082 R)
• M15: 50,891,999 km (0.061 R)
• M16: 57,344,753 km (0.09 R)
• M17: 64,761,965 km (0.031 R)
• M18: 65,425,881 km (0.109 R)
• M19: 68,814,123 km (0.102 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 12,507 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit